What is the product of ( x ^ ( 2 ) )/( 6 y ); ( 2 x )/( y ^ ( 2 ) ) and ( 3 v ^ ( 3 ) )/( 4 x ); x \neq 0; y \neq 0

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters